1975 Buick Apollo Performance Engine Rocker Arms

These Magnum Roller Rocker Arms for Ford V8 289-351W (Rail Type) 1968-89 applications are the ultimate street rocker. With a 3/8″ stud diameter and 1.6 ratio, they are designed for serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly steel, which is a superior material that will not flex and assures maximum lift. Their roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other rocker arms, Magnum Roller Rockers are perfect for performance applications with less than 350 lbs. open spring pressure. Don’t accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.

Product Features:

• Ultimate street rocker designed for serious performance enthusiasts
• Constructed from 8620 chromemoly steel, a superior material that will not flex and assures maximum lift
• Roller tip reduces friction while stiff design and superior ratio accuracy yields more effective valve lift
• 15 to 30 horsepower increase over stock rocker arms
• Use in any applications with less than 350 lbs. open spring pressure

Mr. Gasket competition screw-in rocker arm studs are manufactured from heat treated black oxide coated Grade 8 steel. Ideal for high performance street and race applications.

Product Features:

• Black Oxide Coated Grade 8 Steel
• Kit Contains 16 Studs
• Easy To Install
• Heat Treated Steel
• Prevents Stud Flexing
• Black Plated Finish

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1808 rockers feature a 1.55 ratio for use with 7/16″ stud Chevrolet 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1804 rockers feature a 1.5 ratio for use with 7/16″ stud Chevrolet 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1801 rockers feature a 1.5 ratio for use with 3/8″ stud Chevrolet 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1804 rockers feature a 1.6 ratio for use with 7/16″ stud Chevrolet 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1817 rockers feature a 1.7 ratio for use with 7/16″ stud Chevrolet 265-400 Small Block.

Product Features:

Magnum 1.6 Ratio Rocker and HE Pushrod Kit for Oldsmobile 350-403

Four decades after its founding, COMP Cams keeps its focus on producing the highest-performing products possible, providing superior customer service and leading the industry in technological development. That commitment continues to resonate with racers, engine builders and enthusiasts worldwide, making COMP Cams the preferred choice for valve train components. COMP Cams is unrivaled thanks to its engineering staff – the largest and most highly trained in the performance aftermarket industry – sophisticated manufacturing processes, expert technicians and real-world testing on the track and street. The company’s integration of research, engineering and development, coupled with the free technical assistance it offers customers, makes it the Absolute Leader in Valve Train Technology.

Product Features:

Four decades after its founding, COMP Cams keeps its focus on producing the highest-performing products possible, providing superior customer service and leading the industry in technological development. That commitment continues to resonate with racers, engine builders and enthusiasts worldwide, making COMP Cams the preferred choice for valve train components. COMP Cams is unrivaled thanks to its engineering staff – the largest and most highly trained in the performance aftermarket industry – sophisticated manufacturing processes, expert technicians and real-world testing on the track and street. The company’s integration of research, engineering and development, coupled with the free technical assistance it offers customers, makes it the Absolute Leader in Valve Train Technology.

Product Features:

Four decades after its founding, COMP Cams keeps its focus on producing the highest-performing products possible, providing superior customer service and leading the industry in technological development. That commitment continues to resonate with racers, engine builders and enthusiasts worldwide, making COMP Cams the preferred choice for valve train components. COMP Cams is unrivaled thanks to its engineering staff – the largest and most highly trained in the performance aftermarket industry – sophisticated manufacturing processes, expert technicians and real-world testing on the track and street. The company’s integration of research, engineering and development, coupled with the free technical assistance it offers customers, makes it the Absolute Leader in Valve Train Technology.

Product Features:

With a needle bearing fulcrum and a roller tip, our die cast aluminum rockers decrease friction and improve horsepower. Featuring a 1.6 ratio, these rockers fit Chevrolet 265-400 Small Blocks w/ 7/16″ studs.

Product Features:

Perfect for stock or High Energy camshaft equipped engines, our High Energy rockers eliminate slop and feature a long slot for higher lift cams. These 1242 rockers feature a 1.6 ratio for pedestal mount ’67-’79 Oldsmobile 260-455.

Product Features:

Magnum Roller Rocker Arm Set with 1.6 Ratio for AMC, Ford and Oldsmobile 3/8" Stud

Four decades after its founding, COMP Cams keeps its focus on producing the highest-performing products possible, providing superior customer service and leading the industry in technological development. That commitment continues to resonate with racers, engine builders and enthusiasts worldwide, making COMP Cams the preferred choice for valve train components. COMP Cams is unrivaled thanks to its engineering staff – the largest and most highly trained in the performance aftermarket industry – sophisticated manufacturing processes, expert technicians and real-world testing on the track and street. The company’s integration of research, engineering and development, coupled with the free technical assistance it offers customers, makes it the Absolute Leader in Valve Train Technology.

Product Features:

Four decades after its founding, COMP Cams keeps its focus on producing the highest-performing products possible, providing superior customer service and leading the industry in technological development. That commitment continues to resonate with racers, engine builders and enthusiasts worldwide, making COMP Cams the preferred choice for valve train components. COMP Cams is unrivaled thanks to its engineering staff – the largest and most highly trained in the performance aftermarket industry – sophisticated manufacturing processes, expert technicians and real-world testing on the track and street. The company’s integration of research, engineering and development, coupled with the free technical assistance it offers customers, makes it the Absolute Leader in Valve Train Technology.

Product Features:

MAGNUM ROLLER ROCKER

Machined from 8650 steel with a billet pushrod seat, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1808 rocker features a 1.55 ratio for use with 7/16″ stud Chevrolet V6 and 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1806 rocker features a 1.65 ratio for use with 7/16″ stud Chevrolet V6 and 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1804 rocker features a 1.5 ratio for use with 7/16″ stud Chevrolet V6 and 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1805 rocker features a 1.6 ratio for use with 7/16″ stud Chevrolet V6 and 265-400 Small Block.

Product Features:

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1802 rocker features a 1.6 ratio for use with 3/8″ stud Chevrolet V6 and 265-400 Small Block.

Product Features:

This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.6 ratio, this rocker fits Ford 289-351W with a 3/8″ diameter stud.

Product Features:

Magnum Roller Rocker Arm with 1.6 Ratio for AMC, Ford and Oldsmobile with 3/8" Stud

Magnum Roller 1.6 Ratio Rocker Arm for Ford 289-351W with 3/8" Stud

With a needle bearing fulcrum and a roller tip, our die cast aluminum rockers decrease friction and improve horsepower. Featuring a 1.6 ratio, this rocker fits Chevrolet 265-400 Small Block w/ a 7/16″ stud.

Product Features:

With a needle bearing fulcrum and a roller tip, our die cast aluminum rockers decrease friction and improve horsepower. Featuring a 1.6 ratio, this rocker fits Chevrolet 265-400 Small Block w/ a 3/8″ stud.

Product Features:

With a needle bearing fulcrum and a roller tip, our die cast aluminum rockers decrease friction and improve horsepower. Featuring a 1.5 ratio, this rocker fits Chevrolet 265-400 Small Block w/ a 7/16″ stud.

Product Features: